gistfile1.rb

output_file = File.open 'gem_remote_output.txt', 'w'
File.open 'gem_remote_input.txt' do |input_file|
  input_file.each_line do |line|
    match = line.match /^([^_\-][\-\w\.]*) \(([\d\.]*).*\)$/
    output_file.puts "gem install #{match[1]} -v #{match[2]}" if match
  end
end